Ecosystems
what is the difference between a food web and a food chain?
Food chain- Straight line with one of each tertiary level
Food web- A large web of a ecosystem with multiple species in each trophic level
When one organism attaches one a different organisms and weakens it over time?
Parasitism
Are fish found in vernal pools?
No
How many biomes are in the United States?
5 biomes
What is the first level in a ecosystem that makes its own energy?
Producer
What is symbiosis?
Symbiosis is when a long term relationship is formed between two species
What is the most endangered salamander in the Holliston vernal pools?
Blue spotted salamander
What biome is hot in the summer and cold in the winter?
Temperate
In a ecosystem what eats the producers?
Primary consumer
What is it when two organism of the same species or different species compete for resources?
Competition
What two species of snakes can you find at the schools vernal pools.
Ribbon and garter snake
What Biome are the Andes mountains in?
Taiga or Tundra
What level is a white tailed deer in a Massachusetts ecosystem?
primary consumer
What type of symbiosis is this? Some birds live among cattle to eat the insects stirred up as they walk. One example are egrets who hunt for insects near a grazing animal's mouth.
Commensalism
What species of waterfowl is most common in Massachusetts vernal pools?
Mallard Duck
What biome are giant otters found in?
Tropical
What type of animal in a ecosystem eats plants and animals?
Omnivore
Is a hummingbird pollinating commensalism or mutualism?
Mutualism
are vernal pools around all year?
No
What is the largest desert in the world?
Antarctica